DrJanusz Conducts a Correlational Study and Finds a Strong Negative

question 84

Multiple Choice

Dr.Janusz conducts a correlational study and finds a strong negative relationship between behavioural issues in children and the amount of time the parents spend with the child.Dr.Janusz immediately holds a press conference warning parents that spending less time with their children will cause behavioural issues.Was this the appropriate conclusion for Dr.Janusz to draw?

• A)Yes,researchers can conclude causation as long as it is a strong correlation.
• B)Yes,Dr.Janusz's results were strong and are in agreement with common sense.
• C)No,a third variable might be impacting both variables (e.g. ,poverty).
• D)No,Dr.Janusz is reporting on an illusory correlation.

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Definitions:

Two-Tailed T Test

A statistical hypothesis test used to determine if there is a significant difference between the means of two groups, with no presumption about the direction of the difference.

Null Hypothesis

A statement or hypothesis that suggests there is no statistical significance between the two variables being studied or no effect of an experimental variable.

P > 0.05

Indicates that the probability of obtaining the observed data, or more extreme, under the null hypothesis is greater than 5%, suggesting results are not statistically significant.

T Test

A statistical test used to compare the means of two groups to determine if they are significantly different from each other.